linux-kernel - Re: [PATCH v4 0/3] powerpc: Enable seccomp filter support

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Message-ID: <1425070490.4645.86.camel@kernel.crashing.org>
Date:	Sat, 28 Feb 2015 07:54:50 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Purcareata Bogdan <b43198@...escale.com>
Cc:	Bogdan Purcareata <bogdan.purcareata@...escale.com>,
	paulus@...ba.org, linuxppc-dev@...ts.ozlabs.org,
	mpe@...erman.id.au, linux-kernel@...r.kernel.org,
	pmoore@...hat.com, strosake@...ux.vnet.ibm.com
Subject: Re: [PATCH v4 0/3] powerpc: Enable seccomp filter support

On Fri, 2015-02-27 at 09:28 +0200, Purcareata Bogdan wrote:
> Ping?

What is the ping for ?

Ben.

> On 18.02.2015 10:16, Bogdan Purcareata wrote:
> > Add the missing pieces in order to enable SECCOMP_FILTER on PowerPC
> > architectures, and enable this support.
> >
> > Testing has been pursued using libseccomp with the latest ppc support patches
> > [1][2], on Freescale platforms for both ppc and ppc64. Support on ppc64le has
> > also been tested, courtesy of Mike Strosaker.
> >
> > [1] https://groups.google.com/forum/#!topic/libseccomp/oz42LfMDsxg
> > [2] https://groups.google.com/forum/#!topic/libseccomp/TQWfCt_nD7c
> >
> > v4:
> > - rebased on top of 3.19
> >
> > v3:
> > - keep setting ENOSYS in syscall entry assembly when syscall tracing is disabled
> >
> > v2:
> > - move setting ENOSYS from syscall entry assembly to do_syscall_trace_enter
> >
> > Bogdan Purcareata (3):
> >    powerpc: Don't force ENOSYS as error on syscall fail
> >    powerpc: Relax secure computing on syscall entry trace
> >    powerpc: Enable HAVE_ARCH_SECCOMP_FILTER
> >
> >   arch/powerpc/Kconfig           | 1 +
> >   arch/powerpc/kernel/entry_32.S | 7 ++++++-
> >   arch/powerpc/kernel/entry_64.S | 5 +++--
> >   arch/powerpc/kernel/ptrace.c   | 8 ++++++--
> >   4 files changed, 16 insertions(+), 5 deletions(-)
> >


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